Cheap Flights to San Francisco International Airport

San Francisco International Airport is a major gateway to the Bay Area and a hub for United, with flights across the world.

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About San Francisco International Airport (SFO)

SFO has an extensive global network including Asia, Europe, Australia and Latin America.

IATA/ICAO codes

SFO / KSFO

Location

San Bruno, about 21 km south of downtown

Key airlines

United, Alaska, Delta, American, Air France

Popular Routes to and from San Francisco

SFO’s network is global.

Route Type

Popular Connections

US

Los Angeles, Seattle, New York, Chicago, Boston

Asia and Pacific

Tokyo, Seoul, Hong Kong, Sydney

Best Time to Book Cheap Flights

Summer and holidays are busy. Booking 6 to 10 weeks ahead is recommended.

About San Francisco

San Francisco is known for the Golden Gate Bridge, tech and food.

Things to Know When Flying Into San Francisco

BART links the terminal to downtown.


Fog can cause delays.


Allow time for security.


Oakland and San Jose are alternatives.

Why Book Your San Francisco Flights with Airline Tickets Services

Fare comparisons across United, Alaska, Delta, American and Air France for SFO itineraries

Guidance on connecting through Los Angeles or Seattle

Flexible booking for business and family travel

Real-time pricing to help you find the lowest available fares

Support across major global airline partners

FAQs — Flights to International Airport

SFO is the main airport for San Francisco and the surrounding area.

United, Alaska, Delta, American and Air France operate scheduled service; routes and schedules can change, so confirm before booking.

About 21 km, roughly 30 minutes by BART.

Los Angeles and New York are among the busiest routes.

Ready to Book Your Flight to San Francisco?

Compare live fares to San Francisco International Airport (SFO) and start planning your trip today.

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or request an offer
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